Agilent Technologies DSOX4USBSQ USB 2.0 Wartungshandbuch PDF herunterladen (Seite 31)

Device Signal Quality Testing 2

DSOX4USBSQ USB 2.0 Signal Quality Analysis Application Electrical Testing Notes 31

Device Full Speed Compliance Test Packets

To set up the Host computer to transmit compliance test packets, perform

these steps:

1 Invoke the HS Electrical Test Tool software on the Hi- Speed Electrical

Test Bed computer.

2 Select Device and click the TEST button to open the Device Test dialog

box.

Full-Speed

Device

Under Test

Probe D- and D+ in

Device Under Test Path

Host

(Self-powered) Hub 1

(Self-powered) Hub 2

(Self-powered) Hub 3

(Self-powered) Hub 4

(Self-powered) Hub 5

5m Cable

SQiDD

Adjacent

Full-Speed

Device

5m Cable

Probe D+ in

Adjacent Device Path

D- D+ D+

Hi-Speed Hub

Full Speed Hub

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Agilent Technologies DSOX4USBSQ USB 2.0 Wartungshandbuch Seite 31